Home / 2,632,706.10-3,949,059.15-1,285,732.80

Finding the Fourth Proportional to 2,632,706.10, 3,949,059.15 and 1,285,732.80

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Solution

The fourth proportional to 2,632,706.10, 3,949,059.15 and 1,285,732.80 is: 1,928,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,706.10 : 3,949,059.15 = 1,285,732.80 : x
  2. Step 2: Convert to fraction form
    2,632,706.10/3,949,059.15 = 1,285,732.80/x
  3. Step 3: Cross multiply
    2,632,706.10x = 3,949,059.15 × 1,285,732.80
  4. Step 4: Simplify right side
    2,632,706.10x = 5,077,434,878,295.12
  5. Step 5: Solve for x
    x = 5,077,434,878,295.12/2,632,706.10
  6. Step 6: Final answer
    x = 1,928,599.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.